Advanced X-ray techniques have revealed new structural details about the specific arrangement of atoms in conjugated polymers, an important class of materials that are used in LEDs, organic solar cells, transistors, sensors ...
Polymers
Apr 30, 2021
0
512
True super-resolution imaging beyond the diffraction limit remains a major challenge for far-field Raman microscopy especially in biological applications. Harnessing Stimulated Raman Excited Fluorescence (SREF) as an ultrasensitive ...
Optics & Photonics
Apr 21, 2021
0
11
The diffraction limit, also known as the Abbe diffraction limit in optics, poses a great challenge in many systems that involve wave dynamics, such as imaging, astronomy, and photolithography. For example, the best optical ...
Optics & Photonics
Apr 5, 2021
1
14
Researchers of the Center for Photonics and Two-Dimensional Materials at MIPT, together with their colleagues from Spain, Great Britain, Sweden, and Singapore, including co-creator of the world's first 2-D material and Nobel ...
Optics & Photonics
Mar 3, 2021
0
43
By combining purpose-built materials and neural networks, researchers at EPFL have shown that sound can be used in high-resolution imagery.
General Physics
Aug 10, 2020
1
325
Scientists at EPFL have developed robust and easy-to-implement multicolor super-resolution imaging. The approach is based on the simultaneous acquisition of two spectral channels followed by spectral cross-cumulant analysis ...
Optics & Photonics
Jun 16, 2020
0
29
Researchers at ARCNL and Vrije Universiteit Amsterdam have developed a compact setup for fast, super-resolution microscopy through an ultrathin fiber. Using smart signal processing, they beat the theoretical limits of resolution ...
Optics & Photonics
May 8, 2020
0
65
Medical researchers face a hurdle when studying cells under an optical microscope—the laws of physics. Obtaining an image of anything below a certain size is complicated; optical apertures and the wavelength of visible ...
Optics & Photonics
May 7, 2020
0
7
Researchers described a new strategy of designing metamolecules that incorporates two independently controllable subwavelength meta-atoms. This two-parametric control of the metamolecule secures the complete control of both ...
Nanophysics
Feb 20, 2020
0
27
Harnessing light's energy into nanoscale volumes requires novel engineering approaches to overcome a fundamental barrier known as the "diffraction limit." However, University of Illinois researchers have breached this barrier ...
Nanophysics
Sep 23, 2019
0
29
